Find the average of the first four prime numbers greater than 10
MATHEMATICS
WAEC 2004
Find the average of the first four prime numbers greater than 10
- A. 20
- B. 19
- C. 17
- D. 15
Correct Answer: D. 15
Explanation
First four prime numbers greater than 10 are 11, 13, 17, 19
The average \(= \frac{11+13+17+19}{4}=15\)
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